Add bitmap index mention.

Bruce Momjian <bruce@momjian.us>

Commit: ccf15026e62bd4f146872a35db47a310fc47bd09
Author: Bruce Momjian <bruce@momjian.us>
Date: 2002-08-13T05:08:35Z
Releases: 7.3.1
Add bitmap index mention.

Files

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doc/TODO.detail/performance modified +593 −3